Toyota Jidosha Kabushiki Kaisha

Sumitomo Chemical Company, Limited

Minako Izumi

Takashi Sasaki

Soshiro Murata

Kazuki Shimizu

Toshio Watanabe

Hideaki Kanasugi

Yuichi Miyake

Shunsuke Chiba

Wataru Tokuhara

The present invention relates to a member for an automobile roof provided by compression molding a laminate, wherein the laminate comprises three layers: a layer A-a, a layer B, and a layer A-b laminated in the order mentioned, when the sum of the thickness of the layer A-a, the layer B and the layer A-b is assumed to correspond to 100%, the sum of the thickness of the layer A-a and the layer A-b accounts for from 6 to 8%, and the thickness of the layer A-a accounts for from 0.5 to 7.5%, the thickness of the layer A-b accounts for from 0.5 to 7.5%, and the thickness of the layer B accounts for from 92 to 94%, in such a way that the sum of the thickness of the layer A-a, the layer B and the layer A-b accounts for from 70 to 93%.

Member for automobile roof and method for producing member for automobile roof

A reinforcing structure of a vehicle frame member includes: ribs that integrally connect standing wall portions, that are formed at a planar portion of a vehicle frame member, to one another, and that reinforce the planar portion; portions of gradually changing thickness that are formed at connected portions of the ribs with the standing wall portions; portions of gradually changing height that are formed at the connected portions of the ribs with the standing wall portions; first curved portions that are formed at the portions of gradually changing thickness; second curved portions that are formed at the portions of gradually changing thickness; third curved portions that are formed at the portions of gradually changing height; and fourth curved portions that are formed at the portions of gradually changing height.

Reinforcing structure of vehicle frame member

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Toyota, Japan

Minako Izumi